main.c

   1 /*
   2  * Copyright (C) 2012, 2013
   3  *     Dale Weiler
   4  *     Wolfgang Bumiller
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy of
   7  * this software and associated documentation files (the "Software"), to deal in
   8  * the Software without restriction, including without limitation the rights to
   9  * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
  10  * of the Software, and to permit persons to whom the Software is furnished to do
  11  * so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in all
  14  * copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  */
  24 #include "gmqcc.h"
  25 #include "lexer.h"
  26 #include <time.h>
  27
  28 /* TODO: cleanup this whole file .. it's a fuckign mess */
  29
  30 /* set by the standard */
  31 const oper_info *operators      = NULL;
  32 size_t           operator_count = 0;
  33 static bool      opts_output_wasset = false;
  34
  35 typedef struct { char *filename; int   type;  } argitem;
  36 typedef struct { char *name;     char *value; } ppitem;
  37 static argitem *items = NULL;
  38 static ppitem  *ppems = NULL;
  39
  40 #define TYPE_QC  0
  41 #define TYPE_ASM 1
  42 #define TYPE_SRC 2
  43
  44 static const char *app_name;
  45
  46 static void version() {
  47     con_out("GMQCC %d.%d.%d Built %s %s\n",
  48         GMQCC_VERSION_MAJOR,
  49         GMQCC_VERSION_MINOR,
  50         GMQCC_VERSION_PATCH,
  51         __DATE__,
  52         __TIME__
  53     );
  54 #ifdef GMQCC_GITINFO
  55     con_out("git build: %s\n", GMQCC_GITINFO);
  56 #endif
  57 }
  58
  59 static int usage() {
  60     con_out("usage: %s [options] [files...]", app_name);
  61     con_out("options:\n"
  62             "  -h, --help             show this help message\n"
  63             "  -debug                 turns on compiler debug messages\n"
  64             "  -memchk                turns on compiler memory leak check\n");
  65     con_out("  -o, --output=file      output file, defaults to progs.dat\n"
  66             "  -s filename            add a progs.src file to be used\n");
  67     con_out("  -E                     stop after preprocessing\n");
  68     con_out("  -q, --quiet            be less verbose\n");
  69     con_out("  -config file           use the specified ini file\n");
  70     con_out("  -std=standard          select one of the following standards\n"
  71             "       -std=qcc          original QuakeC\n"
  72             "       -std=fteqcc       fteqcc QuakeC\n"
  73             "       -std=gmqcc        this compiler (default)\n");
  74     con_out("  -f<flag>               enable a flag\n"
  75             "  -fno-<flag>            disable a flag\n"
  76             "  -fhelp                 list possible flags\n");
  77     con_out("  -W<warning>            enable a warning\n"
  78             "  -Wno-<warning>         disable a warning\n"
  79             "  -Wall                  enable all warnings\n");
  80     con_out("  -Werror                treat warnings as errors\n"
  81             "  -Werror-<warning>      treat a warning as error\n"
  82             "  -Wno-error-<warning>   opposite of the above\n");
  83     con_out("  -Whelp                 list possible warnings\n");
  84     con_out("  -O<number>             optimization level\n"
  85             "  -O<name>               enable specific optimization\n"
  86             "  -Ono-<name>            disable specific optimization\n"
  87             "  -Ohelp                 list optimizations\n");
  88     con_out("  -force-crc=num         force a specific checksum into the header\n");
  89     return -1;
  90 }
  91
  92 /* command line parsing */
  93 static bool options_witharg(int *argc_, char ***argv_, char **out) {
  94     int  argc   = *argc_;
  95     char **argv = *argv_;
  96
  97     if (argv[0][2]) {
  98         *out = argv[0]+2;
  99         return true;
 100     }
 101     /* eat up the next */
 102     if (argc < 2) /* no parameter was provided */
 103         return false;
 104
 105     *out = argv[1];
 106     --*argc_;
 107     ++*argv_;
 108     return true;
 109 }
 110
 111 static bool options_long_witharg_all(const char *optname, int *argc_, char ***argv_, char **out, int ds, bool split) {
 112     int  argc   = *argc_;
 113     char **argv = *argv_;
 114
 115     size_t len = strlen(optname);
 116
 117     if (strncmp(argv[0]+ds, optname, len))
 118         return false;
 119
 120     /* it's --optname, check how the parameter is supplied */
 121     if (argv[0][ds+len] == '=') {
 122         /* using --opt=param */
 123         *out = argv[0]+ds+len+1;
 124         return true;
 125     }
 126
 127     if (!split || argc < ds) /* no parameter was provided, or only single-arg form accepted */
 128         return false;
 129
 130     /* using --opt param */
 131     *out = argv[1];
 132     --*argc_;
 133     ++*argv_;
 134     return true;
 135 }
 136 static bool options_long_witharg(const char *optname, int *argc_, char ***argv_, char **out) {
 137     return options_long_witharg_all(optname, argc_, argv_, out, 2, true);
 138 }
 139 static bool options_long_gcc(const char *optname, int *argc_, char ***argv_, char **out) {
 140     return options_long_witharg_all(optname, argc_, argv_, out, 1, false);
 141 }
 142
 143 static bool options_parse(int argc, char **argv) {
 144     bool argend = false;
 145     size_t itr;
 146     char  buffer[1024];
 147     char *redirout = NULL;
 148     char *redirerr = NULL;
 149     char *config   = NULL;
 150
 151     while (!argend && argc > 1) {
 152         char *argarg;
 153         argitem item;
 154         ppitem  macro;
 155
 156         ++argv;
 157         --argc;
 158
 159         if (argv[0][0] == '-') {
 160             /* All gcc-type long options */
 161             if (options_long_gcc("std", &argc, &argv, &argarg)) {
 162                 if (!strcmp(argarg, "gmqcc") || !strcmp(argarg, "default")) {
 163
 164                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,          true);
 165                     opts_set(opts.flags, CORRECT_LOGIC,                 true);
 166                     opts_set(opts.flags, FALSE_EMPTY_STRINGS,           false);
 167                     opts_set(opts.flags, TRUE_EMPTY_STRINGS,            true);
 168                     opts_set(opts.flags, LOOP_LABELS,                   true);
 169                     opts_set(opts.flags, TRANSLATABLE_STRINGS,          true);
 170                     opts_set(opts.flags, INITIALIZED_NONCONSTANTS,      true);
 171                     opts_set(opts.werror, WARN_INVALID_PARAMETER_COUNT, true);
 172                     opts_set(opts.werror, WARN_MISSING_RETURN_VALUES,   true);
 173                     opts.standard = COMPILER_GMQCC;
 174
 175                 } else if (!strcmp(argarg, "qcc")) {
 176
 177                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,  false);
 178                     opts_set(opts.flags, ASSIGN_FUNCTION_TYPES, true);
 179                     opts.standard = COMPILER_QCC;
 180
 181                 } else if (!strcmp(argarg, "fte") || !strcmp(argarg, "fteqcc")) {
 182
 183                     opts_set(opts.flags, FTEPP,                    true);
 184                     opts_set(opts.flags, TRANSLATABLE_STRINGS,     true);
 185                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,     false);
 186                     opts_set(opts.flags, ASSIGN_FUNCTION_TYPES,    true);
 187                     opts_set(opts.flags, CORRECT_TERNARY,          false);
 188                     opts_set(opts.warn, WARN_TERNARY_PRECEDENCE,   true);
 189                     opts.standard = COMPILER_FTEQCC;
 190
 191                 } else if (!strcmp(argarg, "qccx")) {
 192
 193                     opts_set(opts.flags, ADJUST_VECTOR_FIELDS,  false);
 194                     opts.standard = COMPILER_QCCX;
 195
 196                 } else {
 197                     con_out("Unknown standard: %s\n", argarg);
 198                     return false;
 199                 }
 200                 continue;
 201             }
 202             if (options_long_gcc("force-crc", &argc, &argv, &argarg)) {
 203                 opts.forcecrc   = true;
 204                 opts.forced_crc = strtol(argarg, NULL, 0);
 205                 continue;
 206             }
 207             if (options_long_gcc("redirout", &argc, &argv, &redirout)) {
 208                 con_change(redirout, redirerr);
 209                 continue;
 210             }
 211             if (options_long_gcc("redirerr", &argc, &argv, &redirerr)) {
 212                 con_change(redirout, redirerr);
 213                 continue;
 214             }
 215             if (options_long_gcc("config", &argc, &argv, &argarg)) {
 216                 config = argarg;
 217                 continue;
 218             }
 219
 220             /* show defaults (like pathscale) */
 221             if (!strcmp(argv[0]+1, "show-defaults")) {
 222                 for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 223                     if (!OPTS_FLAG(itr))
 224                         continue;
 225
 226                     memset(buffer, 0, sizeof(buffer));
 227                     util_strtononcmd(opts_flag_list[itr].name, buffer, strlen(opts_flag_list[itr].name) + 1);
 228
 229                     con_out("-f%s ", buffer);
 230                 }
 231                 for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 232                     if (!OPTS_WARN(itr))
 233                         continue;
 234
 235                     memset(buffer, 0, sizeof(buffer));
 236                     util_strtononcmd(opts_warn_list[itr].name, buffer, strlen(opts_warn_list[itr].name) + 1);
 237                     con_out("-W%s ", buffer);
 238                 }
 239                 con_out("\n");
 240                 exit(0);
 241             }
 242
 243             if (!strcmp(argv[0]+1, "debug")) {
 244                 opts.debug = true;
 245                 continue;
 246             }
 247             if (!strcmp(argv[0]+1, "dump")) {
 248                 opts.dump = true;
 249                 continue;
 250             }
 251             if (!strcmp(argv[0]+1, "dumpfin")) {
 252                 opts.dumpfin = true;
 253                 continue;
 254             }
 255             if (!strcmp(argv[0]+1, "memchk")) {
 256                 opts.memchk = true;
 257                 continue;
 258             }
 259             if (!strcmp(argv[0]+1, "nocolor")) {
 260                 con_color(0);
 261                 continue;
 262             }
 263
 264             switch (argv[0][1]) {
 265                 /* -h, show usage but exit with 0 */
 266                 case 'h':
 267                     usage();
 268                     exit(0);
 269                     /* break; never reached because of exit(0) */
 270
 271                 case 'v':
 272                     version();
 273                     exit(0);
 274
 275                 case 'E':
 276                     opts.pp_only = true;
 277                     opts_set(opts.flags, FTEPP_PREDEFS, true); /* predefs on for -E */
 278                     break;
 279
 280                 /* debug turns on -flno */
 281                 case 'g':
 282                     opts_setflag("LNO", true);
 283                     opts.g = true;
 284                     break;
 285
 286                 case 'q':
 287                     opts.quiet = true;
 288                     break;
 289
 290                 case 'D':
 291                     if (!strlen(argv[0]+2)) {
 292                         con_err("expected name after -D\n");
 293                         exit(0);
 294                     }
 295
 296                     if (!(argarg = strchr(argv[0] + 2, '='))) {
 297                         macro.name  = util_strdup(argv[0]+2);
 298                         macro.value = NULL;
 299                     } else {
 300                         *argarg='\0'; /* terminate for name */
 301                         macro.name  = util_strdup(argv[0]+2);
 302                         macro.value = util_strdup(argarg+1);
 303                     }
 304                     vec_push(ppems, macro);
 305                     break;
 306
 307                 /* handle all -fflags */
 308                 case 'f':
 309                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 310                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 311                         con_out("Possible flags:\n");
 312                         for (itr = 0; itr < COUNT_FLAGS; ++itr) {
 313                             util_strtononcmd(opts_flag_list[itr].name, buffer, sizeof(buffer));
 314                             con_out(" -f%s\n", buffer);
 315                         }
 316                         exit(0);
 317                     }
 318                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 319                         if (!opts_setflag(argv[0]+5, false)) {
 320                             con_out("unknown flag: %s\n", argv[0]+2);
 321                             return false;
 322                         }
 323                     }
 324                     else if (!opts_setflag(argv[0]+2, true)) {
 325                         con_out("unknown flag: %s\n", argv[0]+2);
 326                         return false;
 327                     }
 328                     break;
 329                 case 'W':
 330                     util_strtocmd(argv[0]+2, argv[0]+2, strlen(argv[0]+2)+1);
 331                     if (!strcmp(argv[0]+2, "HELP") || *(argv[0]+2) == '?') {
 332                         con_out("Possible warnings:\n");
 333                         for (itr = 0; itr < COUNT_WARNINGS; ++itr) {
 334                             util_strtononcmd(opts_warn_list[itr].name, buffer, sizeof(buffer));
 335                             con_out(" -W%s\n", buffer);
 336                         }
 337                         exit(0);
 338                     }
 339                     else if (!strcmp(argv[0]+2, "NO_ERROR") ||
 340                              !strcmp(argv[0]+2, "NO_ERROR_ALL"))
 341                     {
 342                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 343                             opts.werror[itr] = 0;
 344                         break;
 345                     }
 346                     else if (!strcmp(argv[0]+2, "ERROR") ||
 347                              !strcmp(argv[0]+2, "ERROR_ALL"))
 348                     {
 349                         opts_backup_non_Werror_all();
 350                         for (itr = 0; itr < sizeof(opts.werror)/sizeof(opts.werror[0]); ++itr)
 351                             opts.werror[itr] = 0xFFFFFFFFL;
 352                         opts_restore_non_Werror_all();
 353                         break;
 354                     }
 355                     else if (!strcmp(argv[0]+2, "NONE")) {
 356                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 357                             opts.warn[itr] = 0;
 358                         break;
 359                     }
 360                     else if (!strcmp(argv[0]+2, "ALL")) {
 361                         opts_backup_non_Wall();
 362                         for (itr = 0; itr < sizeof(opts.warn)/sizeof(opts.warn[0]); ++itr)
 363                             opts.warn[itr] = 0xFFFFFFFFL;
 364                         opts_restore_non_Wall();
 365                         break;
 366                     }
 367                     else if (!strncmp(argv[0]+2, "ERROR_", 6)) {
 368                         if (!opts_setwerror(argv[0]+8, true)) {
 369                             con_out("unknown warning: %s\n", argv[0]+2);
 370                             return false;
 371                         }
 372                     }
 373                     else if (!strncmp(argv[0]+2, "NO_ERROR_", 9)) {
 374                         if (!opts_setwerror(argv[0]+11, false)) {
 375                             con_out("unknown warning: %s\n", argv[0]+2);
 376                             return false;
 377                         }
 378                     }
 379                     else if (!strncmp(argv[0]+2, "NO_", 3)) {
 380                         if (!opts_setwarn(argv[0]+5, false)) {
 381                             con_out("unknown warning: %s\n", argv[0]+2);
 382                             return false;
 383                         }
 384                     }
 385                     else if (!opts_setwarn(argv[0]+2, true)) {
 386                         con_out("unknown warning: %s\n", argv[0]+2);
 387                         return false;
 388                     }
 389                     break;
 390
 391                 case 'O':
 392                     if (!options_witharg(&argc, &argv, &argarg)) {
 393                         con_out("option -O requires a numerical argument, or optimization name with an optional 'no-' prefix\n");
 394                         return false;
 395                     }
 396                     if (isdigit(argarg[0])) {
 397                         opts.O = atoi(argarg);
 398                         opts_setoptimlevel(opts.O);
 399                     } else {
 400                         util_strtocmd(argarg, argarg, strlen(argarg)+1);
 401                         if (!strcmp(argarg, "HELP")) {
 402                             con_out("Possible optimizations:\n");
 403                             for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 404                                 util_strtononcmd(opts_opt_list[itr].name, buffer, sizeof(buffer));
 405                                 con_out(" -O%-20s (-O%u)\n", buffer, opts_opt_oflag[itr]);
 406                             }
 407                             exit(0);
 408                         }
 409                         else if (!strcmp(argarg, "ALL"))
 410                             opts_setoptimlevel(opts.O = 9999);
 411                         else if (!strncmp(argarg, "NO_", 3)) {
 412                             if (!opts_setoptim(argarg+3, false)) {
 413                                 con_out("unknown optimization: %s\n", argarg+3);
 414                                 return false;
 415                             }
 416                         }
 417                         else {
 418                             if (!opts_setoptim(argarg, true)) {
 419                                 con_out("unknown optimization: %s\n", argarg);
 420                                 return false;
 421                             }
 422                         }
 423                     }
 424                     break;
 425
 426                 case 'o':
 427                     if (!options_witharg(&argc, &argv, &argarg)) {
 428                         con_out("option -o requires an argument: the output file name\n");
 429                         return false;
 430                     }
 431                     opts.output = argarg;
 432                     opts_output_wasset = true;
 433                     break;
 434
 435                 case 'a':
 436                 case 's':
 437                     item.type = argv[0][1] == 'a' ? TYPE_ASM : TYPE_SRC;
 438                     if (!options_witharg(&argc, &argv, &argarg)) {
 439                         con_out("option -a requires a filename %s\n",
 440                                 (argv[0][1] == 'a' ? "containing QC-asm" : "containing a progs.src formatted list"));
 441                         return false;
 442                     }
 443                     item.filename = argarg;
 444                     vec_push(items, item);
 445                     break;
 446
 447                 case '-':
 448                     if (!argv[0][2]) {
 449                         /* anything following -- is considered a non-option argument */
 450                         argend = true;
 451                         break;
 452                     }
 453             /* All long options without arguments */
 454                     else if (!strcmp(argv[0]+2, "help")) {
 455                         usage();
 456                         exit(0);
 457                     }
 458                     else if (!strcmp(argv[0]+2, "version")) {
 459                         version();
 460                         exit(0);
 461                     }
 462                     else if (!strcmp(argv[0]+2, "quiet")) {
 463                         opts.quiet = true;
 464                         break;
 465                     }
 466                     else {
 467             /* All long options with arguments */
 468                         if (options_long_witharg("output", &argc, &argv, &argarg)) {
 469                             opts.output = argarg;
 470                             opts_output_wasset = true;
 471                         } else {
 472                             con_out("Unknown parameter: %s\n", argv[0]);
 473                             return false;
 474                         }
 475                     }
 476                     break;
 477
 478                 default:
 479                     con_out("Unknown parameter: %s\n", argv[0]);
 480                     return false;
 481             }
 482         }
 483         else
 484         {
 485             /* it's a QC filename */
 486             item.filename = argv[0];
 487             item.type     = TYPE_QC;
 488             vec_push(items, item);
 489         }
 490     }
 491     opts_ini_init(config);
 492     return true;
 493 }
 494
 495 /* returns the line number, or -1 on error */
 496 static bool progs_nextline(char **out, size_t *alen,FILE *src) {
 497     int    len;
 498     char  *line;
 499     char  *start;
 500     char  *end;
 501
 502     line = *out;
 503     len  = file_getline(&line, alen, src);
 504     if (len == -1)
 505         return false;
 506
 507     /* start at first non-blank */
 508     for (start = line; isspace(*start); ++start) {}
 509     /* end at the first non-blank */
 510     for (end = start;  *end && !isspace(*end);  ++end)   {}
 511
 512     *out = line;
 513     /* move the actual filename to the beginning */
 514     while (start != end) {
 515         *line++ = *start++;
 516     }
 517     *line = 0;
 518     return true;
 519 }
 520
 521 int main(int argc, char **argv) {
 522     size_t itr;
 523     int    retval           = 0;
 524     bool   opts_output_free = false;
 525     bool   operators_free   = false;
 526     bool   progs_src        = false;
 527     FILE  *outfile          = NULL;
 528
 529     app_name = argv[0];
 530     con_init ();
 531     opts_init("progs.dat", COMPILER_GMQCC, (1024 << 3));
 532
 533     util_seed(time(0));
 534
 535     if (!options_parse(argc, argv)) {
 536         return usage();
 537     }
 538
 539     if (OPTS_FLAG(TRUE_EMPTY_STRINGS) && OPTS_FLAG(FALSE_EMPTY_STRINGS)) {
 540         con_err("-ftrue-empty-strings and -ffalse-empty-strings are mutually exclusive");
 541         exit(EXIT_FAILURE);
 542     }
 543
 544     /* the standard decides which set of operators to use */
 545     if (opts.standard == COMPILER_GMQCC) {
 546         operators      = c_operators;
 547         operator_count = c_operator_count;
 548     } else if (opts.standard == COMPILER_FTEQCC) {
 549         operators      = fte_operators;
 550         operator_count = fte_operator_count;
 551     } else {
 552         operators      = qcc_operators;
 553         operator_count = qcc_operator_count;
 554     }
 555
 556     if (operators == fte_operators) {
 557         /* fix ternary? */
 558         if (OPTS_FLAG(CORRECT_TERNARY)) {
 559             oper_info *newops;
 560             if (operators[operator_count-2].id != opid1(',') ||
 561                 operators[operator_count-1].id != opid2(':','?'))
 562             {
 563                 con_err("internal error: operator precedence table wasn't updated correctly!\n");
 564                 exit(EXIT_FAILURE);
 565             }
 566             operators_free = true;
 567             newops = (oper_info*)mem_a(sizeof(operators[0]) * operator_count);
 568             memcpy(newops, operators, sizeof(operators[0]) * operator_count);
 569             memcpy(&newops[operator_count-2], &operators[operator_count-1], sizeof(newops[0]));
 570             memcpy(&newops[operator_count-1], &operators[operator_count-2], sizeof(newops[0]));
 571             newops[operator_count-2].prec = newops[operator_count-1].prec+1;
 572             operators = newops;
 573         }
 574     }
 575
 576     if (opts.dump) {
 577         for (itr = 0; itr < COUNT_FLAGS; ++itr)
 578             con_out("Flag %s = %i\n",    opts_flag_list[itr].name, OPTS_FLAG(itr));
 579         for (itr = 0; itr < COUNT_WARNINGS; ++itr)
 580             con_out("Warning %s = %i\n", opts_warn_list[itr].name, OPTS_WARN(itr));
 581
 582         con_out("output             = %s\n", opts.output);
 583         con_out("optimization level = %d\n", opts.O);
 584         con_out("standard           = %i\n", opts.standard);
 585     }
 586
 587     if (opts.pp_only) {
 588         if (opts_output_wasset) {
 589             outfile = file_open(opts.output, "wb");
 590             if (!outfile) {
 591                 con_err("failed to open `%s` for writing\n", opts.output);
 592                 retval = 1;
 593                 goto cleanup;
 594             }
 595         }
 596         else {
 597             outfile = con_default_out();
 598         }
 599     }
 600
 601     if (!opts.pp_only) {
 602         if (!parser_init()) {
 603             con_err("failed to initialize parser\n");
 604             retval = 1;
 605             goto cleanup;
 606         }
 607     }
 608
 609     if (opts.pp_only || OPTS_FLAG(FTEPP)) {
 610         if (!ftepp_init()) {
 611             con_err("failed to initialize parser\n");
 612             retval = 1;
 613             goto cleanup;
 614         }
 615     }
 616
 617     if (OPTS_FLAG(TRUE_EMPTY_STRINGS))
 618         type_not_instr[TYPE_STRING] = INSTR_NOT_F;
 619
 620     util_debug("COM", "starting ...\n");
 621
 622     /* add macros */
 623     if (opts.pp_only || OPTS_FLAG(FTEPP)) {
 624         for (itr = 0; itr < vec_size(ppems); itr++) {
 625             ftepp_add_macro(ppems[itr].name, ppems[itr].value);
 626             mem_d(ppems[itr].name);
 627
 628             /* can be null */
 629             if (ppems[itr].value)
 630                 mem_d(ppems[itr].value);
 631         }
 632     }
 633
 634     if (!vec_size(items)) {
 635         FILE *src;
 636         char *line;
 637         size_t linelen = 0;
 638
 639         progs_src = true;
 640
 641         src = file_open("progs.src", "rb");
 642         if (!src) {
 643             con_err("failed to open `progs.src` for reading\n");
 644             retval = 1;
 645             goto cleanup;
 646         }
 647
 648         line = NULL;
 649         if (!progs_nextline(&line, &linelen, src) || !line[0]) {
 650             con_err("illformatted progs.src file: expected output filename in first line\n");
 651             retval = 1;
 652             goto srcdone;
 653         }
 654
 655         if (!opts_output_wasset) {
 656             opts.output = util_strdup(line);
 657             opts_output_free = true;
 658         }
 659
 660         while (progs_nextline(&line, &linelen, src)) {
 661             argitem item;
 662             if (!line[0] || (line[0] == '/' && line[1] == '/'))
 663                 continue;
 664             item.filename = util_strdup(line);
 665             item.type     = TYPE_QC;
 666             vec_push(items, item);
 667         }
 668
 669 srcdone:
 670         file_close(src);
 671         mem_d(line);
 672     }
 673
 674     if (retval)
 675         goto cleanup;
 676
 677     if (vec_size(items)) {
 678         if (!opts.quiet && !opts.pp_only) {
 679             con_out("Mode: %s\n", (progs_src ? "progs.src" : "manual"));
 680             con_out("There are %lu items to compile:\n", (unsigned long)vec_size(items));
 681         }
 682         for (itr = 0; itr < vec_size(items); ++itr) {
 683             if (!opts.quiet && !opts.pp_only) {
 684                 con_out("  item: %s (%s)\n",
 685                        items[itr].filename,
 686                        ( (items[itr].type == TYPE_QC ? "qc" :
 687                          (items[itr].type == TYPE_ASM ? "asm" :
 688                          (items[itr].type == TYPE_SRC ? "progs.src" :
 689                          ("unknown"))))));
 690             }
 691
 692             if (opts.pp_only) {
 693                 const char *out;
 694                 if (!ftepp_preprocess_file(items[itr].filename)) {
 695                     retval = 1;
 696                     goto cleanup;
 697                 }
 698                 out = ftepp_get();
 699                 if (out)
 700                     file_printf(outfile, "%s", out);
 701                 ftepp_flush();
 702             }
 703             else {
 704                 if (OPTS_FLAG(FTEPP)) {
 705                     const char *data;
 706                     if (!ftepp_preprocess_file(items[itr].filename)) {
 707                         retval = 1;
 708                         goto cleanup;
 709                     }
 710                     data = ftepp_get();
 711                     if (vec_size(data)) {
 712                         if (!parser_compile_string(items[itr].filename, data, vec_size(data))) {
 713                             retval = 1;
 714                             goto cleanup;
 715                         }
 716                     }
 717                     ftepp_flush();
 718                 }
 719                 else {
 720                     if (!parser_compile_file(items[itr].filename)) {
 721                         retval = 1;
 722                         goto cleanup;
 723                     }
 724                 }
 725             }
 726
 727             if (progs_src) {
 728                 mem_d(items[itr].filename);
 729                 items[itr].filename = NULL;
 730             }
 731         }
 732
 733         ftepp_finish();
 734         if (!opts.pp_only) {
 735             if (!parser_finish(opts.output)) {
 736                 retval = 1;
 737                 goto cleanup;
 738             }
 739         }
 740     }
 741
 742     /* stuff */
 743     if (!opts.quiet && !opts.pp_only) {
 744         for (itr = 0; itr < COUNT_OPTIMIZATIONS; ++itr) {
 745             if (opts_optimizationcount[itr]) {
 746                 con_out("%s: %u\n", opts_opt_list[itr].name, (unsigned int)opts_optimizationcount[itr]);
 747             }
 748         }
 749     }
 750
 751 cleanup:
 752     util_debug("COM", "cleaning ...\n");
 753     ftepp_finish();
 754     con_close();
 755     vec_free(items);
 756     vec_free(ppems);
 757
 758     if (!opts.pp_only)
 759         parser_cleanup();
 760     if (opts_output_free)
 761         mem_d((char*)opts.output);
 762     if (operators_free)
 763         mem_d((void*)operators);
 764
 765     lex_cleanup();
 766     util_meminfo();
 767     return retval;
 768 }